Rossnagel, W E, <br/><br/>
Handbook of rigging, for construction and industrial operations. 

 - 3 
 - ix, 383 páginas 
<br/><br/> "reference codes, laws, and standars": p. 355-58. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Andamios<br/>Ascensores--Equipo
<br/><br/><label>LC Class. No.: </label>TJ1367  / R6